Class: DOT::DOTNode

Inherits:
DOTElement show all
Defined in:
lib/puppet/external/dot.rb

Overview

node element

Instance Attribute Summary

Attributes inherited from DOTElement

#name, #options

Attributes inherited from DOTSimpleElement

#name

Instance Method Summary collapse

Methods inherited from DOTElement

#each_option, #each_option_pair

Constructor Details

#initialize(params = {}, option_list = NODE_OPTS) ⇒ DOTNode


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# File 'lib/puppet/external/dot.rb', line 184

def initialize(params = {}, option_list = NODE_OPTS)
  super(params, option_list)
  @ports = params['ports'] ? params['ports'] : []
end

Instance Method Details

#<<(thing) ⇒ Object


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# File 'lib/puppet/external/dot.rb', line 193

def <<(thing)
  @ports << thing
end

#each_portObject


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# File 'lib/puppet/external/dot.rb', line 189

def each_port
  @ports.each { |i| yield i }
end

#popObject


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# File 'lib/puppet/external/dot.rb', line 201

def pop
  @ports.pop
end

#push(thing) ⇒ Object


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# File 'lib/puppet/external/dot.rb', line 197

def push(thing)
  @ports.push(thing)
end

#to_s(t = '') ⇒ Object


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# File 'lib/puppet/external/dot.rb', line 205

def to_s(t = '')

  # This code is totally incomprehensible; it needs to be replaced!

  label = @options['shape'] != 'record' && @ports.length == 0 ?
      @options['label'] ?
        t + $tab + "label = #{stringify(@options['label'])}\n" :
        '' :
      t + $tab + 'label = "' + " \\\n" +
      t + $tab2 + "#{stringify(@options['label'])}| \\\n" +
      @ports.collect{ |i|
        t + $tab2 + i.to_s
      }.join( "| \\\n" ) + " \\\n" +
      t + $tab + '"' + "\n"

    t + "#{@name} [\n" +
    @options.to_a.collect{ |i|
      i[1] && i[0] != 'label' ?
        t + $tab + "#{i[0]} = #{i[1]}" : nil
    }.compact.join( ",\n" ) + ( label != '' ? ",\n" : "\n" ) +
    label +
    t + "]\n"
end